57 #define GFS_VENDOR_ID	0x1d6b	/* Linux Foundation */
58 #define GFS_PRODUCT_ID	0x0105	/* FunctionFS Gadget */
84 module_param_array_named(functions, func_names, charp, &func_num, 0);
108 		.language	= 0x0409,	/* en-us */
181 	int ret = 0;  in gfs_init()
191 	f_ffs[0] = kcalloc(func_num * N_CONF, sizeof(*f_ffs), GFP_KERNEL);  in gfs_init()
192 	if (!f_ffs[0]) {  in gfs_init()
197 		f_ffs[i] = f_ffs[0] + i * func_num;  in gfs_init()
205 	for (i = 0; i < func_num; i++) {  in gfs_init()
228 	return 0;  in gfs_init()
230 	while (i >= 0)  in gfs_init()
234 	kfree(f_ffs[0]);  in gfs_init()
247 	kfree(f_ffs[0]);  in gfs_exit()
249 	for (i = 0; i < func_num; i++)  in gfs_exit()
274 	int ret = 0;  in functionfs_ready_callback()
277 		return 0;  in functionfs_ready_callback()
285 	if (unlikely(ret < 0)) {  in functionfs_ready_callback()
384 	if (unlikely(ret < 0))  in gfs_bind()
388 	if (gadget_is_otg(cdev->gadget) && !gfs_otg_desc[0]) {  in gfs_bind()
397 		gfs_otg_desc[0] = usb_desc;  in gfs_bind()
401 	for (i = 0; i < ARRAY_SIZE(gfs_configurations); ++i) {  in gfs_bind()
413 		if (unlikely(ret < 0))  in gfs_bind()
417 	return 0;  in gfs_bind()
421 	kfree(gfs_otg_desc[0]);  in gfs_bind()
422 	gfs_otg_desc[0] = NULL;  in gfs_bind()
458 	for (i = 0; i < N_CONF * func_num; ++i)  in gfs_unbind()
459 		usb_put_function(*(f_ffs[0] + i));  in gfs_unbind()
461 	kfree(gfs_otg_desc[0]);  in gfs_unbind()
462 	gfs_otg_desc[0] = NULL;  in gfs_unbind()
464 	return 0;  in gfs_unbind()
488 		if (unlikely(ret < 0))  in gfs_do_config()
492 	for (i = 0; i < func_num; i++) {  in gfs_do_config()
499 		if (ret < 0) {  in gfs_do_config()
518 	return 0;  in gfs_do_config()
520 	while (--i >= 0) {  in gfs_do_config()
532 	int status = 0;  in eth_bind_config()
540 		if (status < 0)  in eth_bind_config()
549 		if (status < 0)  in eth_bind_config()
561 	int status = 0;  in bind_rndis_config()
568 	if (status < 0)  in bind_rndis_config()